:root {
  --ink: #1f2722;
  --muted: #647067;
  --line: #d9ded7;
  --paper: #f6f7f3;
  --surface: #ffffff;
  --accent: #366b43;
  --accent-dark: #244b2e;
  --clay: #b4583d;
  --stone: #e7e2d6;
  --shadow: 0 18px 45px rgba(31, 39, 34, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 56px);
  background: rgba(246, 247, 243, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-width: 0;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: #fff;
  background: var(--accent);
  font-weight: 800;
  border-radius: 6px;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: var(--muted);
  font-size: 12px;
  margin-top: -2px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.site-nav a,
.nav-toggle {
  min-height: 44px;
  padding: 11px 14px;
  color: var(--ink);
  text-decoration: none;
  border-radius: 6px;
  font-weight: 700;
  border: 0;
  background: transparent;
  font: inherit;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  background: #e9eee8;
}

.site-nav .nav-cta {
  color: #fff;
  background: var(--ink);
}

.nav-toggle {
  display: none;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  min-height: calc(100svh - 71px);
  padding: clamp(44px, 7vw, 96px) clamp(18px, 5vw, 72px) clamp(32px, 6vw, 80px);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, rgba(246,247,243,0.98) 0%, rgba(246,247,243,0.92) 48%, rgba(231,226,214,0.72) 100%),
    repeating-linear-gradient(90deg, rgba(31,39,34,0.05) 0 1px, transparent 1px 86px);
  pointer-events: none;
}

.hero > * {
  position: relative;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 18px;
  font-size: clamp(42px, 7vw, 86px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  font-size: 21px;
  line-height: 1.18;
}

.hero-lead,
.page-hero p {
  max-width: 680px;
  color: #3f4a42;
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 20px;
  border-radius: 6px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.primary {
  color: #fff;
  background: var(--accent);
  box-shadow: 0 12px 28px rgba(54, 107, 67, 0.24);
}

.btn.primary:hover {
  background: var(--accent-dark);
}

.btn.secondary {
  background: #fff;
  border: 1px solid var(--line);
}

.btn.light {
  color: var(--ink);
  background: #fff;
}

.hero-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 860px;
  margin-top: 34px;
}

.hero-summary div {
  min-height: 98px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(217, 222, 215, 0.8);
  border-radius: 8px;
}

.hero-summary strong,
.hero-summary span {
  display: block;
}

.hero-summary span {
  color: var(--muted);
  font-size: 14px;
}

.hero-visual {
  min-height: 520px;
  display: grid;
  align-items: center;
}

.stone-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(130px, 1fr));
  gap: 12px;
  transform: rotate(-4deg);
}

.stone-grid span {
  min-height: 130px;
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.45), rgba(255,255,255,0)),
    var(--stone);
  border: 1px solid #d1cabd;
  box-shadow: var(--shadow);
}

.stone-grid span:nth-child(2n) {
  transform: translateY(30px);
  background-color: #d9d2c3;
}

.stone-grid span:nth-child(3n) {
  background-color: #cdd5c9;
}

.section,
.page-hero {
  padding: clamp(58px, 9vw, 112px) clamp(18px, 5vw, 72px);
}

.page-hero {
  background: linear-gradient(135deg, #eef1ea, #f6f7f3 62%, #e7e2d6);
}

.page-hero.compact,
.contact-hero {
  padding-top: clamp(56px, 9vw, 108px);
  padding-bottom: clamp(48px, 7vw, 86px);
}

.page-hero h1 {
  font-size: clamp(38px, 6vw, 72px);
}

.split,
.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(24px, 6vw, 84px);
  max-width: 1180px;
  margin: 0 auto;
}

.split p,
.about-layout p,
.service-detail p,
.value-list p,
.steps p,
.service-grid p,
.trust-panel p,
.faq-list p,
.contact-card p {
  color: var(--muted);
}

.section-heading {
  max-width: 820px;
  margin-bottom: 34px;
}

.service-band,
.faq-section {
  background: var(--surface);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  max-width: 1220px;
  background: var(--line);
  border: 1px solid var(--line);
}

.service-grid article,
.service-detail article,
.contact-card,
.info-panel,
.value-list div,
.steps div {
  background: #fff;
  border-radius: 8px;
}

.service-grid article {
  min-height: 285px;
  padding: 28px;
}

.service-grid span,
.steps span {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 28px;
  color: #fff;
  background: var(--accent);
  border-radius: 6px;
  font-weight: 800;
}

.text-link {
  display: inline-flex;
  margin-top: 24px;
  color: var(--accent);
  font-weight: 800;
  text-decoration: none;
  border-bottom: 2px solid currentColor;
}

.steps,
.value-list,
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  max-width: 1180px;
}

.steps div,
.value-list div,
.contact-card,
.info-panel {
  padding: 28px;
  border: 1px solid var(--line);
}

.trust-section {
  background: var(--ink);
  color: #fff;
}

.trust-panel {
  max-width: 880px;
}

.trust-panel .section-kicker,
.final-cta .section-kicker {
  color: #a8c7af;
}

.trust-panel p {
  color: #dce3dc;
  font-size: 18px;
}

.inquiry-section {
  background: #eef1ea;
}

.inquiry-box {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  max-width: 900px;
  padding: clamp(18px, 4vw, 34px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.inquiry-box label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-weight: 800;
}

.inquiry-box input,
.inquiry-box select,
.inquiry-box textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 13px;
  border: 1px solid #cbd3ca;
  border-radius: 6px;
  color: var(--ink);
  background: #fff;
  font: inherit;
}

.inquiry-box textarea {
  resize: vertical;
}

.wide {
  grid-column: 1 / -1;
}

.form-note {
  grid-column: 1 / -1;
  margin-bottom: 0;
  color: var(--muted);
}

.faq-list {
  display: grid;
  gap: 10px;
  max-width: 920px;
}

.faq-list details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.faq-list summary {
  min-height: 54px;
  padding: 16px 18px;
  cursor: pointer;
  font-weight: 800;
}

.faq-list p {
  padding: 0 18px 18px;
  margin: 0;
}

.final-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: clamp(42px, 7vw, 72px) clamp(18px, 5vw, 72px);
  color: #fff;
  background: var(--accent);
}

.final-cta h2 {
  margin: 0;
  max-width: 760px;
}

.service-detail {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.service-detail article {
  padding: 30px;
  border: 1px solid var(--line);
}

.info-panel {
  align-self: start;
  background: #eef1ea;
}

.contact-card {
  min-height: 210px;
}

.contact-big {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--accent);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  line-height: 1.15;
  word-break: break-word;
}

.contact-big.text {
  color: var(--ink);
}

.site-footer {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 28px;
  padding: 38px clamp(18px, 5vw, 72px);
  color: #dce3dc;
  background: var(--ink);
}

.site-footer strong {
  display: block;
  margin-bottom: 10px;
  color: #fff;
}

.site-footer a {
  display: block;
  width: fit-content;
  color: #dce3dc;
  text-decoration: none;
  margin: 4px 0;
}

.site-footer p {
  max-width: 440px;
  color: #dce3dc;
}

.reveal {
  animation: rise 0.7s ease both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .hero,
  .split,
  .about-layout,
  .service-detail {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    display: none;
  }

  .service-grid,
  .steps,
  .value-list,
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .site-header {
    padding: 10px 14px;
  }

  .brand small {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 1px solid var(--line);
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    display: none;
    padding: 10px 14px 16px;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
  }

  .site-nav.is-open {
    display: grid;
  }

  .site-nav a {
    border-radius: 6px;
  }

  .hero {
    min-height: auto;
    padding: 28px 16px 26px;
  }

  h1 {
    font-size: 40px;
    line-height: 1.02;
  }

  .hero-lead,
  .page-hero p {
    font-size: 17px;
  }

  .hero-actions {
    margin-top: 20px;
  }

  .btn {
    width: 100%;
    min-height: 50px;
  }

  .hero-summary {
    grid-template-columns: 1fr;
    gap: 8px;
    margin-top: 22px;
  }

  .hero-summary div {
    min-height: auto;
    padding: 13px 14px;
  }

  .section,
  .page-hero {
    padding: 52px 16px;
  }

  .service-grid,
  .steps,
  .value-list,
  .contact-grid,
  .inquiry-box {
    grid-template-columns: 1fr;
  }

  .service-grid article {
    min-height: auto;
    padding: 22px;
  }

  .final-cta {
    display: grid;
    padding: 42px 16px;
  }

  .site-footer {
    grid-template-columns: 1fr;
    padding: 34px 16px;
  }
}